Cotoneaster dammeri

矮生栒子

Cotoneaster dammeri Schneid.

名彙資訊

特徵描述

典藏標本

數位照片

分布位置

相關資訊

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名彙資訊

學名發表文獻

Schneid., Illustriertes Handbuch der Laubholzkunde 1(5): 761. fig. 429. h-k. 1906. (Ill. Handb. Laubholzk.)

台灣首次記錄發表文獻

Lu, Chang & Lai, Taiwania 50(1): 57. fig. 1 & 2. 2005.

異名

無

各語言俗名

無

特徵描述

生活型

shrub

形態特徵

Evergreen low shrubs, branches creeping; branchlets dark grayish brown to grayish, terete, initially yellowish appressed pilose, glabrous when old.
Leaves thickly leathery, elliptic to oblong- elliptic or rounded, 1-3 cm long, 0.7-2.2 cm wide; apex obtuse, emarginated, or acute, base broadly cuneate to rounded; the upper surface glabrous; the lower surface slightly glaucous, initially appressed pilose, glabrate when old; veins 4-6 pairs, impressed on the upper surface; petiole 2-3 mm, initially yellowish appressed pilose, glabrous when old; stipules mostly caduceus, linear-lanceolate or lanceolate, puberulent.
Inflorescence usually 1-flowered, rarely 2- or 3-flowered ca. 1 cm across; pedicels 5-12 mm long, pilose. Hypanthium campanulate, exterior puberulent; sepals triangular, apex acute, exterior and margin puberulent. Petals 5(-7), spreading, white, suborbicular or broadly ovate, 4-5 mm across, apex obtuse, base shortly clawed. Stamens (16-)20, white, glabrous, unequal in length; anthers purple. Ovary pilose apically; styles 5, rarely 4 or 6, free, glabrous, yellowish, nearly as long as stamens.
Fruits subglobose, bright red, 6-7 mm across. Pyrenes 4 or 5.

物候

Flowering during May to August, with the fruit ripening from August to November.

分布

台灣 : in the northern and central parts of the island at the altitudes 2,600-3,000 m.
世界 : China (Gansu, Guizhou, Hubei, Sichuan, Xizang, Yunnan).

引證標本

Hualien: Hohuanshan, June 23. 2004, K. C. Chang ＆ K. S. Lai 1847 (CHIA = Herbarium, National Chiayi University); Chiayi: Tatachia, Oct. 21. 2004, K. C. Chang et al. 2103 (CHIA).